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-rw-r--r--test/mi.c1937
1 files changed, 1937 insertions, 0 deletions
diff --git a/test/mi.c b/test/mi.c
new file mode 100644
index 0000000..a86ba15
--- /dev/null
+++ b/test/mi.c
@@ -0,0 +1,1937 @@
+// SPDX-License-Identifier: LGPL-2.1-or-later
+/**
+ * This file is part of libnvme.
+ * Copyright (c) 2022 Code Construct
+ */
+
+#undef NDEBUG
+#include <assert.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+
+#include <ccan/array_size/array_size.h>
+#include <ccan/endian/endian.h>
+
+/* we define a custom transport, so need the internal headers */
+#include "nvme/private.h"
+
+#include "libnvme-mi.h"
+
+#include "utils.h"
+
+typedef int (*test_submit_cb)(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data);
+
+struct test_transport_data {
+ unsigned int magic;
+ bool named;
+ test_submit_cb submit_cb;
+ void *submit_cb_data;
+};
+
+static const int test_transport_magic = 0x74657374;
+
+static int test_transport_submit(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp)
+{
+ struct test_transport_data *tpd = ep->transport_data;
+
+ assert(tpd->magic == test_transport_magic);
+
+ /* start from a minimal response: zeroed data, nmp to match request */
+ memset(resp->hdr, 0, resp->hdr_len);
+ if (resp->data_len)
+ memset(resp->data, 0, resp->data_len);
+ resp->hdr->type = NVME_MI_MSGTYPE_NVME;
+ resp->hdr->nmp = req->hdr->nmp | (NVME_MI_ROR_RSP << 7);
+
+ if (tpd->submit_cb)
+ return tpd->submit_cb(ep, req, resp, tpd->submit_cb_data);
+
+ return 0;
+}
+
+static void test_transport_close(struct nvme_mi_ep *ep)
+{
+ struct test_transport_data *tpd = ep->transport_data;
+ assert(tpd->magic == test_transport_magic);
+ free(tpd);
+}
+
+static int test_transport_desc_ep(struct nvme_mi_ep *ep,
+ char *buf, size_t len)
+{
+ struct test_transport_data *tpd = ep->transport_data;
+
+ assert(tpd->magic == test_transport_magic);
+
+ if (!tpd->named)
+ return -1;
+
+ snprintf(buf, len, "test endpoint 0x%x", tpd->magic);
+
+ return 0;
+}
+
+/* internal test helper to generate correct response crc */
+static void test_transport_resp_calc_mic(struct nvme_mi_resp *resp)
+{
+ extern __u32 nvme_mi_crc32_update(__u32 crc, void *data, size_t len);
+ __u32 crc = 0xffffffff;
+
+ crc = nvme_mi_crc32_update(crc, resp->hdr, resp->hdr_len);
+ crc = nvme_mi_crc32_update(crc, resp->data, resp->data_len);
+
+ resp->mic = ~crc;
+}
+
+static const struct nvme_mi_transport test_transport = {
+ .name = "test-mi",
+ .mic_enabled = true,
+ .submit = test_transport_submit,
+ .close = test_transport_close,
+ .desc_ep = test_transport_desc_ep,
+};
+
+static void test_set_transport_callback(nvme_mi_ep_t ep, test_submit_cb cb,
+ void *data)
+{
+ struct test_transport_data *tpd = ep->transport_data;
+ assert(tpd->magic == test_transport_magic);
+
+ tpd->submit_cb = cb;
+ tpd->submit_cb_data = data;
+}
+
+nvme_mi_ep_t nvme_mi_open_test(nvme_root_t root)
+{
+ struct test_transport_data *tpd;
+ struct nvme_mi_ep *ep;
+
+ ep = nvme_mi_init_ep(root);
+ assert(ep);
+
+ tpd = malloc(sizeof(*tpd));
+ assert(tpd);
+
+ tpd->magic = test_transport_magic;
+ tpd->named = true;
+
+ ep->transport = &test_transport;
+ ep->transport_data = tpd;
+
+ return ep;
+}
+
+unsigned int count_root_eps(nvme_root_t root)
+{
+ unsigned int i = 0;
+ nvme_mi_ep_t ep;
+
+ nvme_mi_for_each_endpoint(root, ep)
+ i++;
+
+ return i;
+}
+
+/* test that the root->endpoints list is updated on endpoint
+ * creation/destruction */
+static void test_endpoint_lifetime(nvme_mi_ep_t ep)
+{
+ nvme_root_t root = ep->root;
+ unsigned int count;
+ nvme_mi_ep_t ep2;
+
+ count = count_root_eps(root);
+ assert(count == 1);
+
+ ep2 = nvme_mi_open_test(root);
+ count = count_root_eps(root);
+ assert(count == 2);
+
+ nvme_mi_close(ep2);
+ count = count_root_eps(root);
+ assert(count == 1);
+}
+
+unsigned int count_ep_controllers(nvme_mi_ep_t ep)
+{
+ unsigned int i = 0;
+ nvme_mi_ctrl_t ctrl;
+
+ nvme_mi_for_each_ctrl(ep, ctrl)
+ i++;
+
+ return i;
+}
+
+/* test that the ep->controllers list is updated on controller
+ * creation/destruction */
+static void test_ctrl_lifetime(nvme_mi_ep_t ep)
+{
+ nvme_mi_ctrl_t c1, c2;
+ int count;
+
+ ep->controllers_scanned = true;
+
+ count = count_ep_controllers(ep);
+ assert(count == 0);
+
+ c1 = nvme_mi_init_ctrl(ep, 1);
+ count = count_ep_controllers(ep);
+ assert(count == 1);
+
+ c2 = nvme_mi_init_ctrl(ep, 2);
+ count = count_ep_controllers(ep);
+ assert(count == 2);
+
+ nvme_mi_close_ctrl(c1);
+ count = count_ep_controllers(ep);
+ assert(count == 1);
+
+ nvme_mi_close_ctrl(c2);
+ count = count_ep_controllers(ep);
+ assert(count == 0);
+}
+
+
+/* test: basic read MI datastructure command */
+static int test_read_mi_data_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ __u8 ror, mt, *hdr, *buf;
+
+ assert(req->hdr->type == NVME_MI_MSGTYPE_NVME);
+
+ ror = req->hdr->nmp >> 7;
+ mt = req->hdr->nmp >> 3 & 0x7;
+ assert(ror == NVME_MI_ROR_REQ);
+ assert(mt == NVME_MI_MT_MI);
+
+ /* do we have enough for a mi header? */
+ assert(req->hdr_len == sizeof(struct nvme_mi_mi_req_hdr));
+
+ /* inspect response as raw bytes */
+ hdr = (__u8 *)req->hdr;
+ assert(hdr[4] == nvme_mi_mi_opcode_mi_data_read);
+
+ /* create basic response */
+ assert(resp->hdr_len >= sizeof(struct nvme_mi_mi_resp_hdr));
+ assert(resp->data_len >= 4);
+
+ hdr = (__u8 *)resp->hdr;
+ hdr[4] = 0; /* status */
+
+ buf = (__u8 *)resp->data;
+ memset(buf, 0, resp->data_len);
+ buf[0] = 1; /* NUMP */
+ buf[1] = 1; /* MJR */
+ buf[2] = 2; /* MNR */
+
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_read_mi_data(nvme_mi_ep_t ep)
+{
+ struct nvme_mi_read_nvm_ss_info ss_info;
+ int rc;
+
+ test_set_transport_callback(ep, test_read_mi_data_cb, NULL);
+
+ rc = nvme_mi_mi_read_mi_data_subsys(ep, &ss_info);
+ assert(rc == 0);
+}
+
+/* test: failed transport */
+static int test_transport_fail_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ return -1;
+}
+
+static void test_transport_fail(nvme_mi_ep_t ep)
+{
+ struct nvme_mi_read_nvm_ss_info ss_info;
+ int rc;
+
+ test_set_transport_callback(ep, test_transport_fail_cb, NULL);
+ rc = nvme_mi_mi_read_mi_data_subsys(ep, &ss_info);
+ assert(rc != 0);
+}
+
+static void test_transport_describe(nvme_mi_ep_t ep)
+{
+ struct test_transport_data *tpd;
+ char *str;
+
+ tpd = (struct test_transport_data *)ep->transport_data;
+
+ tpd->named = false;
+ str = nvme_mi_endpoint_desc(ep);
+ assert(str);
+ assert(!strcmp(str, "test-mi endpoint"));
+ free(str);
+
+ tpd->named = true;
+ str = nvme_mi_endpoint_desc(ep);
+ assert(str);
+ assert(!strcmp(str, "test-mi: test endpoint 0x74657374"));
+ free(str);
+}
+
+/* test: invalid crc */
+static int test_invalid_crc_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ resp->mic = 0;
+ return 0;
+}
+
+static void test_invalid_crc(nvme_mi_ep_t ep)
+{
+ struct nvme_mi_read_nvm_ss_info ss_info;
+ int rc;
+
+ test_set_transport_callback(ep, test_invalid_crc_cb, NULL);
+ rc = nvme_mi_mi_read_mi_data_subsys(ep, &ss_info);
+ assert(rc < 0);
+}
+
+/* test: test that the controller list populates the endpoint's list of
+ * controllers */
+static int test_scan_ctrl_list_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ __u8 ror, mt, *hdr, *buf;
+
+ assert(req->hdr->type == NVME_MI_MSGTYPE_NVME);
+
+ ror = req->hdr->nmp >> 7;
+ mt = req->hdr->nmp >> 3 & 0x7;
+ assert(ror == NVME_MI_ROR_REQ);
+ assert(mt == NVME_MI_MT_MI);
+
+ /* do we have enough for a mi header? */
+ assert(req->hdr_len == sizeof(struct nvme_mi_mi_req_hdr));
+
+ /* inspect response as raw bytes */
+ hdr = (__u8 *)req->hdr;
+ assert(hdr[4] == nvme_mi_mi_opcode_mi_data_read);
+ assert(hdr[11] == nvme_mi_dtyp_ctrl_list);
+
+ /* create basic response */
+ assert(resp->hdr_len >= sizeof(struct nvme_mi_mi_resp_hdr));
+ assert(resp->data_len >= 4);
+
+ hdr = (__u8 *)resp->hdr;
+ hdr[4] = 0; /* status */
+
+ buf = (__u8 *)resp->data;
+ memset(buf, 0, resp->data_len);
+ buf[0] = 3; buf[1] = 0; /* num controllers */
+ buf[2] = 1; buf[3] = 0; /* id 1 */
+ buf[4] = 4; buf[5] = 0; /* id 4 */
+ buf[6] = 5; buf[7] = 0; /* id 5 */
+
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_scan_ctrl_list(nvme_mi_ep_t ep)
+{
+ struct nvme_mi_ctrl *ctrl;
+
+ ep->controllers_scanned = false;
+
+ test_set_transport_callback(ep, test_scan_ctrl_list_cb, NULL);
+
+ nvme_mi_scan_ep(ep, false);
+
+ ctrl = nvme_mi_first_ctrl(ep);
+ assert(ctrl);
+ assert(ctrl->id == 1);
+
+ ctrl = nvme_mi_next_ctrl(ep, ctrl);
+ assert(ctrl);
+ assert(ctrl->id == 4);
+
+ ctrl = nvme_mi_next_ctrl(ep, ctrl);
+ assert(ctrl);
+ assert(ctrl->id == 5);
+
+ ctrl = nvme_mi_next_ctrl(ep, ctrl);
+ assert(ctrl == NULL);
+}
+
+/* test: simple NVMe admin request/response */
+static int test_admin_id_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ __u8 ror, mt, *hdr;
+ __u32 dlen, cdw10;
+ __u16 ctrl_id;
+ __u8 flags;
+
+ assert(req->hdr->type == NVME_MI_MSGTYPE_NVME);
+
+ ror = req->hdr->nmp >> 7;
+ mt = req->hdr->nmp >> 3 & 0x7;
+ assert(ror == NVME_MI_ROR_REQ);
+ assert(mt == NVME_MI_MT_ADMIN);
+
+ /* do we have enough for a mi header? */
+ assert(req->hdr_len == sizeof(struct nvme_mi_admin_req_hdr));
+
+ /* inspect response as raw bytes */
+ hdr = (__u8 *)req->hdr;
+ assert(hdr[4] == nvme_admin_identify);
+ flags = hdr[5];
+
+ ctrl_id = hdr[7] << 8 | hdr[6];
+ assert(ctrl_id == 0x5); /* controller id */
+
+ /* we requested a full id; if we've set the length flag,
+ * ensure the length matches */
+ dlen = hdr[35] << 24 | hdr[34] << 16 | hdr[33] << 8 | hdr[32];
+ if (flags & 0x1) {
+ assert(dlen == sizeof(struct nvme_id_ctrl));
+ }
+ assert(!(flags & 0x2));
+
+ /* CNS value of 1 in cdw10 field */
+ cdw10 = hdr[47] << 24 | hdr[46] << 16 | hdr[45] << 8 | hdr[44];
+ assert(cdw10 == 0x1);
+
+ /* create valid (but somewhat empty) response */
+ hdr = (__u8 *)resp->hdr;
+ hdr[4] = 0x00; /* status: success */
+
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_admin_id(nvme_mi_ep_t ep)
+{
+ struct nvme_id_ctrl id;
+ nvme_mi_ctrl_t ctrl;
+ int rc;
+
+ test_set_transport_callback(ep, test_admin_id_cb, NULL);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ rc = nvme_mi_admin_identify_ctrl(ctrl, &id);
+ assert(rc == 0);
+}
+
+/* test: simple NVMe error response, error reported in the MI header */
+static int test_admin_err_mi_resp_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ __u8 ror, mt, *hdr;
+
+ assert(req->hdr->type == NVME_MI_MSGTYPE_NVME);
+
+ ror = req->hdr->nmp >> 7;
+ mt = req->hdr->nmp >> 3 & 0x7;
+ assert(ror == NVME_MI_ROR_REQ);
+ assert(mt == NVME_MI_MT_ADMIN);
+
+ /* do we have enough for a mi header? */
+ assert(req->hdr_len == sizeof(struct nvme_mi_admin_req_hdr));
+
+ /* inspect response as raw bytes */
+ hdr = (__u8 *)req->hdr;
+ assert(hdr[4] == nvme_admin_identify);
+
+ /* we need at least 8 bytes for error information */
+ assert(resp->hdr_len >= 8);
+
+ /* create error response */
+ hdr = (__u8 *)resp->hdr;
+ hdr[4] = 0x02; /* status: internal error */
+ hdr[5] = 0;
+ hdr[6] = 0;
+ hdr[7] = 0;
+ resp->hdr_len = 8;
+ resp->data_len = 0;
+
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_admin_err_mi_resp(nvme_mi_ep_t ep)
+{
+ struct nvme_id_ctrl id;
+ nvme_mi_ctrl_t ctrl;
+ int rc;
+
+ test_set_transport_callback(ep, test_admin_err_mi_resp_cb, NULL);
+
+ ctrl = nvme_mi_init_ctrl(ep, 1);
+ assert(ctrl);
+
+ rc = nvme_mi_admin_identify_ctrl(ctrl, &id);
+ assert(rc != 0);
+ assert(nvme_status_get_type(rc) == NVME_STATUS_TYPE_MI);
+ assert(nvme_status_get_value(rc) == NVME_MI_RESP_INTERNAL_ERR);
+}
+
+/* test: NVMe Admin error, with the error reported in the Admin response */
+static int test_admin_err_nvme_resp_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ __u8 ror, mt, *hdr;
+
+ assert(req->hdr->type == NVME_MI_MSGTYPE_NVME);
+
+ ror = req->hdr->nmp >> 7;
+ mt = req->hdr->nmp >> 3 & 0x7;
+ assert(ror == NVME_MI_ROR_REQ);
+ assert(mt == NVME_MI_MT_ADMIN);
+
+ /* do we have enough for a mi header? */
+ assert(req->hdr_len == sizeof(struct nvme_mi_admin_req_hdr));
+
+ /* inspect response as raw bytes */
+ hdr = (__u8 *)req->hdr;
+ assert(hdr[4] == nvme_admin_identify);
+
+ /* we need at least 8 bytes for error information */
+ assert(resp->hdr_len >= sizeof(struct nvme_mi_admin_resp_hdr));
+
+ /* create error response */
+ hdr = (__u8 *)resp->hdr;
+ hdr[4] = 0; /* MI status: success */
+ hdr[5] = 0;
+ hdr[6] = 0;
+ hdr[7] = 0;
+
+ hdr[16] = 0; /* cdw3: SC: internal, SCT: generic, DNR */
+ hdr[17] = 0;
+ hdr[18] = 0x0c;
+ hdr[19] = 0x80;
+
+ resp->hdr_len = sizeof(struct nvme_mi_admin_resp_hdr);
+ resp->data_len = 0;
+
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_admin_err_nvme_resp(nvme_mi_ep_t ep)
+{
+ struct nvme_id_ctrl id;
+ nvme_mi_ctrl_t ctrl;
+ int rc;
+
+ test_set_transport_callback(ep, test_admin_err_nvme_resp_cb, NULL);
+
+ ctrl = nvme_mi_init_ctrl(ep, 1);
+ assert(ctrl);
+
+ rc = nvme_mi_admin_identify_ctrl(ctrl, &id);
+ assert(rc != 0);
+ assert(nvme_status_get_type(rc) == NVME_STATUS_TYPE_NVME);
+ assert(nvme_status_get_value(rc) ==
+ (NVME_SC_INTERNAL | (NVME_SCT_GENERIC << NVME_SCT_SHIFT)
+ | NVME_SC_DNR));
+}
+
+/* invalid Admin command transfers */
+static int test_admin_invalid_formats_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ /* none of the tests should result in message transfer */
+ assert(0);
+ return -1;
+}
+
+static void test_admin_invalid_formats(nvme_mi_ep_t ep)
+{
+ struct {
+ struct nvme_mi_admin_req_hdr hdr;
+ uint8_t data[4];
+ } req = { 0 };
+ struct nvme_mi_admin_resp_hdr resp = { 0 };
+ nvme_mi_ctrl_t ctrl;
+ size_t len;
+ int rc;
+
+ test_set_transport_callback(ep, test_admin_invalid_formats_cb, NULL);
+
+ ctrl = nvme_mi_init_ctrl(ep, 1);
+ assert(ctrl);
+
+ /* unaligned req size */
+ len = 0;
+ rc = nvme_mi_admin_xfer(ctrl, &req.hdr, 1, &resp, 0, &len);
+ assert(rc != 0);
+
+ /* unaligned resp size */
+ len = 1;
+ rc = nvme_mi_admin_xfer(ctrl, &req.hdr, 0, &resp, 0, &len);
+ assert(rc != 0);
+
+ /* unaligned resp offset */
+ len = 4;
+ rc = nvme_mi_admin_xfer(ctrl, &req.hdr, 0, &resp, 1, &len);
+ assert(rc != 0);
+
+ /* resp too large */
+ len = 4096 + 4;
+ rc = nvme_mi_admin_xfer(ctrl, &req.hdr, 0, &resp, 0, &len);
+ assert(rc != 0);
+
+ /* resp offset too large */
+ len = 4;
+ rc = nvme_mi_admin_xfer(ctrl, &req.hdr, 0, &resp, (off_t)1 << 32, &len);
+ assert(rc != 0);
+
+ /* resp offset with no len */
+ len = 0;
+ rc = nvme_mi_admin_xfer(ctrl, &req.hdr, 0, &resp, 4, &len);
+ assert(rc != 0);
+
+ /* req and resp payloads */
+ len = 4;
+ rc = nvme_mi_admin_xfer(ctrl, &req.hdr, 4, &resp, 0, &len);
+ assert(rc != 0);
+}
+
+/* test: header length too small */
+static int test_resp_hdr_small_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ resp->hdr_len = 2;
+ test_transport_resp_calc_mic(resp);
+ return 0;
+}
+
+static void test_resp_hdr_small(nvme_mi_ep_t ep)
+{
+ struct nvme_mi_read_nvm_ss_info ss_info;
+ int rc;
+
+ test_set_transport_callback(ep, test_resp_hdr_small_cb, NULL);
+
+ rc = nvme_mi_mi_read_mi_data_subsys(ep, &ss_info);
+ assert(rc != 0);
+}
+
+/* test: respond with a request message */
+static int test_resp_req_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ resp->hdr->nmp &= ~(NVME_MI_ROR_RSP << 7);
+ test_transport_resp_calc_mic(resp);
+ return 0;
+}
+
+static void test_resp_req(nvme_mi_ep_t ep)
+{
+ struct nvme_mi_read_nvm_ss_info ss_info;
+ int rc;
+
+ test_set_transport_callback(ep, test_resp_req_cb, NULL);
+
+ rc = nvme_mi_mi_read_mi_data_subsys(ep, &ss_info);
+ assert(rc != 0);
+}
+
+/* test: invalid MCTP type in response */
+static int test_resp_invalid_type_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ resp->hdr->type = 0x3;
+ test_transport_resp_calc_mic(resp);
+ return 0;
+}
+
+static void test_resp_invalid_type(nvme_mi_ep_t ep)
+{
+ struct nvme_mi_read_nvm_ss_info ss_info;
+ int rc;
+
+ test_set_transport_callback(ep, test_resp_invalid_type_cb, NULL);
+
+ rc = nvme_mi_mi_read_mi_data_subsys(ep, &ss_info);
+ assert(rc != 0);
+}
+
+/* test: response with mis-matching command slot */
+static int test_resp_csi_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ resp->hdr->nmp ^= 0x1;
+ test_transport_resp_calc_mic(resp);
+ return 0;
+}
+
+static void test_resp_csi(nvme_mi_ep_t ep)
+{
+ struct nvme_mi_read_nvm_ss_info ss_info;
+ int rc;
+
+ test_set_transport_callback(ep, test_resp_csi_cb, NULL);
+
+ rc = nvme_mi_mi_read_mi_data_subsys(ep, &ss_info);
+ assert(rc != 0);
+}
+
+/* test: config get MTU request & response layout, ensure we're handling
+ * endianness in the 3-byte NMRESP field correctly */
+static int test_mi_config_get_mtu_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ struct nvme_mi_mi_resp_hdr *mi_resp;
+ uint8_t *buf;
+
+ assert(req->hdr_len == sizeof(struct nvme_mi_mi_req_hdr));
+ assert(req->data_len == 0);
+
+ /* validate req as raw bytes */
+ buf = (void *)req->hdr;
+ assert(buf[4] == nvme_mi_mi_opcode_configuration_get);
+ /* dword 0: port and config id */
+ assert(buf[11] == 0x5);
+ assert(buf[8] == NVME_MI_CONFIG_MCTP_MTU);
+
+ /* set MTU in response */
+ mi_resp = (void *)resp->hdr;
+ mi_resp->nmresp[1] = 0x12;
+ mi_resp->nmresp[0] = 0x34;
+ resp->hdr_len = sizeof(*mi_resp);
+ resp->data_len = 0;
+
+ test_transport_resp_calc_mic(resp);
+ return 0;
+}
+
+static void test_mi_config_get_mtu(nvme_mi_ep_t ep)
+{
+ uint16_t mtu;
+ int rc;
+
+ test_set_transport_callback(ep, test_mi_config_get_mtu_cb, NULL);
+
+ rc = nvme_mi_mi_config_get_mctp_mtu(ep, 5, &mtu);
+ assert(rc == 0);
+ assert(mtu == 0x1234);
+}
+
+/* test: config set SMBus freq, both valid and invalid */
+static int test_mi_config_set_freq_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ struct nvme_mi_mi_resp_hdr *mi_resp;
+ uint8_t *buf;
+
+ assert(req->hdr_len == sizeof(struct nvme_mi_mi_req_hdr));
+ assert(req->data_len == 0);
+
+ /* validate req as raw bytes */
+ buf = (void *)req->hdr;
+ assert(buf[4] == nvme_mi_mi_opcode_configuration_set);
+ /* dword 0: port and config id */
+ assert(buf[11] == 0x5);
+ assert(buf[8] == NVME_MI_CONFIG_SMBUS_FREQ);
+
+ mi_resp = (void *)resp->hdr;
+ resp->hdr_len = sizeof(*mi_resp);
+ resp->data_len = 0;
+
+ /* accept 100 & 400, reject others */
+ switch (buf[9]) {
+ case NVME_MI_CONFIG_SMBUS_FREQ_100kHz:
+ case NVME_MI_CONFIG_SMBUS_FREQ_400kHz:
+ mi_resp->status = 0;
+ break;
+ case NVME_MI_CONFIG_SMBUS_FREQ_1MHz:
+ default:
+ mi_resp->status = 0x4;
+ break;
+ }
+
+ test_transport_resp_calc_mic(resp);
+ return 0;
+}
+
+static void test_mi_config_set_freq(nvme_mi_ep_t ep)
+{
+ int rc;
+
+ test_set_transport_callback(ep, test_mi_config_set_freq_cb, NULL);
+
+ rc = nvme_mi_mi_config_set_smbus_freq(ep, 5,
+ NVME_MI_CONFIG_SMBUS_FREQ_100kHz);
+ assert(rc == 0);
+}
+
+static void test_mi_config_set_freq_invalid(nvme_mi_ep_t ep)
+{
+ int rc;
+
+ test_set_transport_callback(ep, test_mi_config_set_freq_cb, NULL);
+
+ rc = nvme_mi_mi_config_set_smbus_freq(ep, 5,
+ NVME_MI_CONFIG_SMBUS_FREQ_1MHz);
+ assert(rc == 4);
+}
+
+/* Get Features callback, implementing Arbitration (which doesn't return
+ * additional data) and Timestamp (which does).
+ */
+static int test_admin_get_features_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ __u8 sel, fid, ror, mt, *rq_hdr, *rs_hdr, *rs_data;
+ __u16 ctrl_id;
+ int i;
+
+ assert(req->hdr->type == NVME_MI_MSGTYPE_NVME);
+
+ ror = req->hdr->nmp >> 7;
+ mt = req->hdr->nmp >> 3 & 0x7;
+ assert(ror == NVME_MI_ROR_REQ);
+ assert(mt == NVME_MI_MT_ADMIN);
+
+ /* do we have enough for a mi header? */
+ assert(req->hdr_len == sizeof(struct nvme_mi_admin_req_hdr));
+
+ /* inspect response as raw bytes */
+ rq_hdr = (__u8 *)req->hdr;
+
+ /* opcode */
+ assert(rq_hdr[4] == nvme_admin_get_features);
+
+ /* controller */
+ ctrl_id = rq_hdr[7] << 8 | rq_hdr[6];
+ assert(ctrl_id == 0x5); /* controller id */
+
+ /* sel & fid from lower bytes of cdw10 */
+ fid = rq_hdr[44];
+ sel = rq_hdr[45] & 0x7;
+
+ /* reserved fields */
+ assert(!(rq_hdr[46] || rq_hdr[47] || rq_hdr[45] & 0xf8));
+
+ assert(sel == 0x00);
+
+ rs_hdr = (__u8 *)resp->hdr;
+ rs_hdr[4] = 0x00; /* status: success */
+ rs_data = resp->data;
+
+ /* feature-id specific checks, and response generation */
+ switch (fid) {
+ case NVME_FEAT_FID_ARBITRATION:
+ /* arbitrary (hah!) arbitration value in cdw0 of response */
+ rs_hdr[8] = 1;
+ rs_hdr[9] = 2;
+ rs_hdr[10] = 3;
+ rs_hdr[11] = 4;
+ resp->data_len = 0;
+ break;
+
+ case NVME_FEAT_FID_TIMESTAMP:
+ resp->data_len = 8;
+ for (i = 0; i < 6; i++)
+ rs_data[i] = i;
+ rs_data[6] = 1;
+ break;
+
+ default:
+ assert(0);
+ }
+
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_get_features_nodata(nvme_mi_ep_t ep)
+{
+ struct nvme_get_features_args args = { 0 };
+ nvme_mi_ctrl_t ctrl;
+ uint32_t res;
+ int rc;
+
+ test_set_transport_callback(ep, test_admin_get_features_cb, NULL);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ args.args_size = sizeof(args);
+ args.fid = NVME_FEAT_FID_ARBITRATION;
+ args.sel = 0;
+ args.result = &res;
+
+ rc = nvme_mi_admin_get_features(ctrl, &args);
+ assert(rc == 0);
+ assert(args.data_len == 0);
+ assert(res == 0x04030201);
+}
+
+static void test_get_features_data(nvme_mi_ep_t ep)
+{
+ struct nvme_get_features_args args = { 0 };
+ struct nvme_timestamp tstamp;
+ nvme_mi_ctrl_t ctrl;
+ uint8_t exp[6];
+ uint32_t res;
+ int rc, i;
+
+ test_set_transport_callback(ep, test_admin_get_features_cb, NULL);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ args.args_size = sizeof(args);
+ args.fid = NVME_FEAT_FID_TIMESTAMP;
+ args.sel = 0;
+ args.result = &res;
+ args.data = &tstamp;
+ args.data_len = sizeof(tstamp);
+
+ /* expected timestamp value */
+ for (i = 0; i < sizeof(tstamp.timestamp); i++)
+ exp[i] = i;
+
+ rc = nvme_mi_admin_get_features(ctrl, &args);
+ assert(rc == 0);
+ assert(args.data_len == sizeof(tstamp));
+ assert(tstamp.attr == 1);
+ assert(!memcmp(tstamp.timestamp, exp, sizeof(tstamp.timestamp)));
+}
+
+/* Set Features callback for timestamp */
+static int test_admin_set_features_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ __u8 save, fid, ror, mt, *rq_hdr, *rq_data, *rs_hdr;
+ __u16 ctrl_id;
+ uint8_t ts[6];
+ int i;
+
+ assert(req->hdr->type == NVME_MI_MSGTYPE_NVME);
+
+ ror = req->hdr->nmp >> 7;
+ mt = req->hdr->nmp >> 3 & 0x7;
+ assert(ror == NVME_MI_ROR_REQ);
+ assert(mt == NVME_MI_MT_ADMIN);
+ assert(req->hdr_len == sizeof(struct nvme_mi_admin_req_hdr));
+ assert(req->data_len == 8);
+
+ rq_hdr = (__u8 *)req->hdr;
+ rq_data = req->data;
+
+ /* opcode */
+ assert(rq_hdr[4] == nvme_admin_set_features);
+
+ /* controller */
+ ctrl_id = rq_hdr[7] << 8 | rq_hdr[6];
+ assert(ctrl_id == 0x5); /* controller id */
+
+ /* fid from lower bytes of cdw10, save from top bit */
+ fid = rq_hdr[44];
+ save = rq_hdr[47] & 0x80;
+
+ /* reserved fields */
+ assert(!(rq_hdr[45] || rq_hdr[46]));
+
+ assert(fid == NVME_FEAT_FID_TIMESTAMP);
+ assert(save == 0x80);
+
+ for (i = 0; i < sizeof(ts); i++)
+ ts[i] = i;
+ assert(!memcmp(ts, rq_data, sizeof(ts)));
+
+ rs_hdr = (__u8 *)resp->hdr;
+ rs_hdr[4] = 0x00;
+
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_set_features(nvme_mi_ep_t ep)
+{
+ struct nvme_set_features_args args = { 0 };
+ struct nvme_timestamp tstamp = { 0 };
+ nvme_mi_ctrl_t ctrl;
+ uint32_t res;
+ int rc, i;
+
+ test_set_transport_callback(ep, test_admin_set_features_cb, NULL);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ for (i = 0; i < sizeof(tstamp.timestamp); i++)
+ tstamp.timestamp[i] = i;
+
+ args.args_size = sizeof(args);
+ args.fid = NVME_FEAT_FID_TIMESTAMP;
+ args.save = 1;
+ args.result = &res;
+ args.data = &tstamp;
+ args.data_len = sizeof(tstamp);
+
+ rc = nvme_mi_admin_set_features(ctrl, &args);
+ assert(rc == 0);
+ assert(args.data_len == 0);
+}
+
+enum ns_type {
+ NS_ACTIVE,
+ NS_ALLOC,
+};
+
+static int test_admin_id_ns_list_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ struct nvme_ns_list *list;
+ enum ns_type type;
+ int offset;
+ __u8 *hdr;
+ __u16 cns;
+
+ hdr = (__u8 *)req->hdr;
+ assert(hdr[4] == nvme_admin_identify);
+
+ assert(req->data_len == 0);
+
+ cns = hdr[45] << 8 | hdr[44];
+
+ /* NSID */
+ assert(hdr[8] == 1 && !hdr[9] && !hdr[10] && !hdr[11]);
+
+ type = *(enum ns_type *)data;
+ resp->data_len = sizeof(*list);
+ list = resp->data;
+
+ switch (type) {
+ case NS_ALLOC:
+ assert(cns == NVME_IDENTIFY_CNS_ALLOCATED_NS_LIST);
+ offset = 2;
+ break;
+ case NS_ACTIVE:
+ assert(cns == NVME_IDENTIFY_CNS_NS_ACTIVE_LIST);
+ offset = 4;
+ break;
+ default:
+ assert(0);
+ }
+
+ list->ns[0] = cpu_to_le32(offset);
+ list->ns[1] = cpu_to_le32(offset + 1);
+
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_admin_id_alloc_ns_list(struct nvme_mi_ep *ep)
+{
+ struct nvme_ns_list list;
+ nvme_mi_ctrl_t ctrl;
+ enum ns_type type;
+ int rc;
+
+ type = NS_ALLOC;
+ test_set_transport_callback(ep, test_admin_id_ns_list_cb, &type);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ rc = nvme_mi_admin_identify_allocated_ns_list(ctrl, 1, &list);
+ assert(!rc);
+
+ assert(le32_to_cpu(list.ns[0]) == 2);
+ assert(le32_to_cpu(list.ns[1]) == 3);
+ assert(le32_to_cpu(list.ns[2]) == 0);
+}
+
+static void test_admin_id_active_ns_list(struct nvme_mi_ep *ep)
+{
+ struct nvme_ns_list list;
+ nvme_mi_ctrl_t ctrl;
+ enum ns_type type;
+ int rc;
+
+ type = NS_ACTIVE;
+ test_set_transport_callback(ep, test_admin_id_ns_list_cb, &type);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ rc = nvme_mi_admin_identify_active_ns_list(ctrl, 1, &list);
+ assert(!rc);
+
+ assert(le32_to_cpu(list.ns[0]) == 4);
+ assert(le32_to_cpu(list.ns[1]) == 5);
+ assert(le32_to_cpu(list.ns[2]) == 0);
+}
+
+static int test_admin_id_ns_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ struct nvme_id_ns *id;
+ enum ns_type type;
+ __u16 nsid, cns;
+ __u8 *hdr;
+
+ hdr = (__u8 *)req->hdr;
+ assert(hdr[4] == nvme_admin_identify);
+
+ assert(req->data_len == 0);
+
+ cns = hdr[45] << 8 | hdr[44];
+
+ /* NSID */
+ nsid = hdr[8];
+ assert(!hdr[9] && !hdr[10] && !hdr[11]);
+
+ type = *(enum ns_type *)data;
+ resp->data_len = sizeof(*id);
+ id = resp->data;
+ id->nsze = cpu_to_le64(nsid);
+
+ switch (type) {
+ case NS_ALLOC:
+ assert(cns == NVME_IDENTIFY_CNS_ALLOCATED_NS);
+ break;
+ case NS_ACTIVE:
+ assert(cns == NVME_IDENTIFY_CNS_NS);
+ break;
+ default:
+ assert(0);
+ }
+
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_admin_id_alloc_ns(struct nvme_mi_ep *ep)
+{
+ struct nvme_id_ns id;
+ nvme_mi_ctrl_t ctrl;
+ enum ns_type type;
+ int rc;
+
+ type = NS_ALLOC;
+ test_set_transport_callback(ep, test_admin_id_ns_cb, &type);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ rc = nvme_mi_admin_identify_allocated_ns(ctrl, 1, &id);
+ assert(!rc);
+ assert(le64_to_cpu(id.nsze) == 1);
+}
+
+static void test_admin_id_active_ns(struct nvme_mi_ep *ep)
+{
+ struct nvme_id_ns id;
+ nvme_mi_ctrl_t ctrl;
+ enum ns_type type;
+ int rc;
+
+ type = NS_ACTIVE;
+ test_set_transport_callback(ep, test_admin_id_ns_cb, &type);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ rc = nvme_mi_admin_identify_ns(ctrl, 1, &id);
+ assert(!rc);
+ assert(le64_to_cpu(id.nsze) == 1);
+}
+
+static int test_admin_id_nsid_ctrl_list_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ __u16 cns, ctrlid;
+ __u32 nsid;
+ __u8 *hdr;
+
+ hdr = (__u8 *)req->hdr;
+ assert(hdr[4] == nvme_admin_identify);
+
+ assert(req->data_len == 0);
+
+ cns = hdr[45] << 8 | hdr[44];
+ assert(cns == NVME_IDENTIFY_CNS_NS_CTRL_LIST);
+
+ nsid = hdr[11] << 24 | hdr[10] << 16 | hdr[9] << 8 | hdr[8];
+ assert(nsid == 0x01020304);
+
+ ctrlid = hdr[47] << 8 | hdr[46];
+ assert(ctrlid == 5);
+
+ resp->data_len = sizeof(struct nvme_ctrl_list);
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_admin_id_nsid_ctrl_list(struct nvme_mi_ep *ep)
+{
+ struct nvme_ctrl_list list;
+ nvme_mi_ctrl_t ctrl;
+ int rc;
+
+ test_set_transport_callback(ep, test_admin_id_nsid_ctrl_list_cb, NULL);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ rc = nvme_mi_admin_identify_nsid_ctrl_list(ctrl, 0x01020304, 5, &list);
+ assert(!rc);
+}
+
+static int test_admin_id_secondary_ctrl_list_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ __u16 cns, ctrlid;
+ __u8 *hdr;
+
+ hdr = (__u8 *)req->hdr;
+ assert(hdr[4] == nvme_admin_identify);
+
+ assert(req->data_len == 0);
+
+ cns = hdr[45] << 8 | hdr[44];
+ assert(cns == NVME_IDENTIFY_CNS_SECONDARY_CTRL_LIST);
+
+ ctrlid = hdr[47] << 8 | hdr[46];
+ assert(ctrlid == 5);
+
+ resp->data_len = sizeof(struct nvme_secondary_ctrl_list);
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_admin_id_secondary_ctrl_list(struct nvme_mi_ep *ep)
+{
+ struct nvme_secondary_ctrl_list list;
+ nvme_mi_ctrl_t ctrl;
+ int rc;
+
+ test_set_transport_callback(ep, test_admin_id_secondary_ctrl_list_cb,
+ NULL);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ rc = nvme_mi_admin_identify_secondary_ctrl_list(ctrl, 5, &list);
+ assert(!rc);
+}
+
+static int test_admin_ns_mgmt_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ __u8 *rq_hdr, *rs_hdr, sel, csi;
+ struct nvme_ns_mgmt_host_sw_specified *create_data;
+ __u32 nsid;
+
+ rq_hdr = (__u8 *)req->hdr;
+ assert(rq_hdr[4] == nvme_admin_ns_mgmt);
+
+ sel = rq_hdr[44];
+ csi = rq_hdr[45];
+ nsid = rq_hdr[11] << 24 | rq_hdr[10] << 16 | rq_hdr[9] << 8 | rq_hdr[8];
+
+ rs_hdr = (__u8 *)resp->hdr;
+
+ switch (sel) {
+ case NVME_NS_MGMT_SEL_CREATE:
+ assert(req->data_len == sizeof(struct nvme_ns_mgmt_host_sw_specified));
+ create_data = req->data;
+
+ /* No NSID on created namespaces */
+ assert(nsid == 0);
+ assert(csi == 0);
+
+ /* allow operations on nsze == 42, reject others */
+ if (le64_to_cpu(create_data->nsze) != 42) {
+ rs_hdr[4] = 0;
+ /* response cdw0 is created NSID */
+ rs_hdr[8] = 0x04;
+ rs_hdr[9] = 0x03;
+ rs_hdr[10] = 0x02;
+ rs_hdr[11] = 0x01;
+ } else {
+ rs_hdr[4] = NVME_MI_RESP_INVALID_PARAM;
+ }
+ break;
+
+ case NVME_NS_MGMT_SEL_DELETE:
+ assert(req->data_len == 0);
+ /* NSID required on delete */
+ assert(nsid == 0x05060708);
+ break;
+
+ default:
+ assert(0);
+ }
+
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_admin_ns_mgmt_create(struct nvme_mi_ep *ep)
+{
+ struct nvme_ns_mgmt_host_sw_specified data = { 0 };
+ nvme_mi_ctrl_t ctrl;
+ __u32 ns;
+ int rc;
+
+ test_set_transport_callback(ep, test_admin_ns_mgmt_cb, NULL);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ rc = nvme_mi_admin_ns_mgmt_create(ctrl, NULL, 0, &ns, &data);
+ assert(!rc);
+ assert(ns == 0x01020304);
+
+ data.nsze = cpu_to_le64(42);
+ rc = nvme_mi_admin_ns_mgmt_create(ctrl, NULL, 0, &ns, &data);
+ assert(rc);
+}
+
+static void test_admin_ns_mgmt_delete(struct nvme_mi_ep *ep)
+{
+ nvme_mi_ctrl_t ctrl;
+ int rc;
+
+ test_set_transport_callback(ep, test_admin_ns_mgmt_cb, NULL);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ rc = nvme_mi_admin_ns_mgmt_delete(ctrl, 0x05060708);
+ assert(!rc);
+}
+
+struct attach_op {
+ enum {
+ NS_ATTACH,
+ NS_DETACH,
+ } op;
+ struct nvme_ctrl_list *list;
+};
+
+static int test_admin_ns_attach_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ struct attach_op *op = data;
+ __u8 *rq_hdr, sel;
+ __u32 nsid;
+
+ rq_hdr = (__u8 *)req->hdr;
+ assert(rq_hdr[4] == nvme_admin_ns_attach);
+
+ sel = rq_hdr[44];
+ nsid = rq_hdr[11] << 24 | rq_hdr[10] << 16 | rq_hdr[9] << 8 | rq_hdr[8];
+
+ assert(req->data_len == sizeof(*op->list));
+
+ assert(nsid == 0x02030405);
+ switch (op->op) {
+ case NS_ATTACH:
+ assert(sel == NVME_NS_ATTACH_SEL_CTRL_ATTACH);
+ break;
+ case NS_DETACH:
+ assert(sel == NVME_NS_ATTACH_SEL_CTRL_DEATTACH);
+ break;
+ default:
+ assert(0);
+ }
+
+ assert(!memcmp(req->data, op->list, sizeof(*op->list)));
+
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_admin_ns_attach(struct nvme_mi_ep *ep)
+{
+ struct nvme_ctrl_list list = { 0 };
+ struct attach_op aop;
+ nvme_mi_ctrl_t ctrl;
+ int rc;
+
+ list.num = cpu_to_le16(2);
+ list.identifier[0] = 4;
+ list.identifier[1] = 5;
+
+ aop.op = NS_ATTACH;
+ aop.list = &list;
+
+ test_set_transport_callback(ep, test_admin_ns_attach_cb, &aop);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ rc = nvme_mi_admin_ns_attach_ctrls(ctrl, 0x02030405, &list);
+ assert(!rc);
+}
+
+static void test_admin_ns_detach(struct nvme_mi_ep *ep)
+{
+ struct nvme_ctrl_list list = { 0 };
+ struct attach_op aop;
+ nvme_mi_ctrl_t ctrl;
+ int rc;
+
+ list.num = cpu_to_le16(2);
+ list.identifier[0] = 6;
+ list.identifier[1] = 7;
+
+ aop.op = NS_DETACH;
+ aop.list = &list;
+
+ test_set_transport_callback(ep, test_admin_ns_attach_cb, &aop);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ rc = nvme_mi_admin_ns_detach_ctrls(ctrl, 0x02030405, &list);
+ assert(!rc);
+}
+
+struct fw_download_info {
+ uint32_t offset;
+ uint32_t len;
+ void *data;
+};
+
+static int test_admin_fw_download_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ struct fw_download_info *info = data;
+ __u32 len, off;
+ __u8 *rq_hdr;
+
+ rq_hdr = (__u8 *)req->hdr;
+ assert(rq_hdr[4] == nvme_admin_fw_download);
+
+ len = rq_hdr[47] << 24 | rq_hdr[46] << 16 | rq_hdr[45] << 8 | rq_hdr[44];
+ off = rq_hdr[51] << 24 | rq_hdr[50] << 16 | rq_hdr[49] << 8 | rq_hdr[48];
+
+ assert(off << 2 == info->offset);
+ assert(((len+1) << 2) == info->len);
+
+ /* ensure that the request len matches too */
+ assert(req->data_len == info->len);
+
+ assert(!memcmp(req->data, info->data, len));
+
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_admin_fw_download(struct nvme_mi_ep *ep)
+{
+ struct nvme_fw_download_args args;
+ struct fw_download_info info;
+ unsigned char fw[4096];
+ nvme_mi_ctrl_t ctrl;
+ int rc, i;
+
+ for (i = 0; i < sizeof(fw); i++)
+ fw[i] = i % 0xff;
+
+ info.offset = 0;
+ info.len = 0;
+ info.data = fw;
+ args.data = fw;
+ args.args_size = sizeof(args);
+
+ test_set_transport_callback(ep, test_admin_fw_download_cb, &info);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ /* invalid (zero) len */
+ args.data_len = info.len = 1;
+ args.offset = info.offset = 0;
+ rc = nvme_mi_admin_fw_download(ctrl, &args);
+ assert(rc);
+
+ /* invalid (unaligned) len */
+ args.data_len = info.len = 1;
+ args.offset = info.offset = 0;
+ rc = nvme_mi_admin_fw_download(ctrl, &args);
+ assert(rc);
+
+ /* invalid offset */
+ args.data_len = info.len = 4;
+ args.offset = info.offset = 1;
+ rc = nvme_mi_admin_fw_download(ctrl, &args);
+ assert(rc);
+
+ /* smallest len */
+ args.data_len = info.len = 4;
+ args.offset = info.offset = 0;
+ rc = nvme_mi_admin_fw_download(ctrl, &args);
+ assert(!rc);
+
+ /* largest len */
+ args.data_len = info.len = 4096;
+ args.offset = info.offset = 0;
+ rc = nvme_mi_admin_fw_download(ctrl, &args);
+ assert(!rc);
+
+ /* offset value */
+ args.data_len = info.len = 4096;
+ args.offset = info.offset = 4096;
+ rc = nvme_mi_admin_fw_download(ctrl, &args);
+ assert(!rc);
+}
+
+struct fw_commit_info {
+ __u8 bpid;
+ __u8 action;
+ __u8 slot;
+};
+
+static int test_admin_fw_commit_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ struct fw_commit_info *info = data;
+ __u8 bpid, action, slot;
+ __u8 *rq_hdr;
+
+ rq_hdr = (__u8 *)req->hdr;
+ assert(rq_hdr[4] == nvme_admin_fw_commit);
+
+ bpid = (rq_hdr[47] >> 7) & 0x1;
+ slot = rq_hdr[44] & 0x7;
+ action = (rq_hdr[44] >> 3) & 0x7;
+
+ assert(!!bpid == !!info->bpid);
+ assert(slot == info->slot);
+ assert(action == info->action);
+
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_admin_fw_commit(struct nvme_mi_ep *ep)
+{
+ struct nvme_fw_commit_args args;
+ struct fw_commit_info info;
+ nvme_mi_ctrl_t ctrl;
+ int rc;
+
+ args.args_size = sizeof(args);
+ info.bpid = args.bpid = 0;
+
+ test_set_transport_callback(ep, test_admin_fw_commit_cb, &info);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ /* all zeros */
+ info.bpid = args.bpid = 0;
+ info.slot = args.slot = 0;
+ info.action = args.action = 0;
+ rc = nvme_mi_admin_fw_commit(ctrl, &args);
+ assert(!rc);
+
+ /* all ones */
+ info.bpid = args.bpid = 1;
+ info.slot = args.slot = 0x7;
+ info.action = args.action = 0x7;
+ rc = nvme_mi_admin_fw_commit(ctrl, &args);
+ assert(!rc);
+
+ /* correct fields */
+ info.bpid = args.bpid = 1;
+ info.slot = args.slot = 2;
+ info.action = args.action = 3;
+ rc = nvme_mi_admin_fw_commit(ctrl, &args);
+ assert(!rc);
+}
+
+struct format_data {
+ __u32 nsid;
+ __u8 lbafu;
+ __u8 ses;
+ __u8 pil;
+ __u8 pi;
+ __u8 mset;
+ __u8 lbafl;
+};
+
+static int test_admin_format_nvm_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ struct nvme_format_nvm_args *args = data;
+ __u8 *rq_hdr;
+ __u32 nsid;
+
+ assert(req->data_len == 0);
+
+ rq_hdr = (__u8 *)req->hdr;
+
+ assert(rq_hdr[4] == nvme_admin_format_nvm);
+
+ nsid = (__u32)rq_hdr[11] << 24
+ | rq_hdr[10] << 16
+ | rq_hdr[9] << 8
+ | rq_hdr[8];
+ assert(nsid == args->nsid);
+
+ assert(((rq_hdr[44] >> 0) & 0xf) == args->lbaf);
+ assert(((rq_hdr[44] >> 4) & 0x1) == args->mset);
+ assert(((rq_hdr[44] >> 5) & 0x7) == args->pi);
+
+ assert(((rq_hdr[45] >> 0) & 0x1) == args->pil);
+ assert(((rq_hdr[45] >> 1) & 0x7) == args->ses);
+ assert(((rq_hdr[45] >> 4) & 0x3) == args->lbafu);
+
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_admin_format_nvm(struct nvme_mi_ep *ep)
+{
+ struct nvme_format_nvm_args args = { 0 };
+ nvme_mi_ctrl_t ctrl;
+ int rc;
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ test_set_transport_callback(ep, test_admin_format_nvm_cb, &args);
+
+ /* ensure we have the cdw0 bit field encoding correct, by testing twice
+ * with inverted bit values */
+ args.args_size = sizeof(args);
+ args.nsid = 0x04030201;
+ args.lbafu = 0x3;
+ args.ses = 0x0;
+ args.pil = 0x1;
+ args.pi = 0x0;
+ args.mset = 0x1;
+ args.lbaf = 0x0;
+
+ rc = nvme_mi_admin_format_nvm(ctrl, &args);
+ assert(!rc);
+
+ args.nsid = ~args.nsid;
+ args.lbafu = 0;
+ args.ses = 0x7;
+ args.pil = 0x0;
+ args.pi = 0x7;
+ args.mset = 0x0;
+ args.lbaf = 0xf;
+
+ rc = nvme_mi_admin_format_nvm(ctrl, &args);
+ assert(!rc);
+}
+
+static int test_admin_sanitize_nvm_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ struct nvme_sanitize_nvm_args *args = data;
+ __u8 *rq_hdr;
+ __u32 ovrpat;
+
+ assert(req->data_len == 0);
+
+ rq_hdr = (__u8 *)req->hdr;
+
+ assert(rq_hdr[4] == nvme_admin_sanitize_nvm);
+
+ assert(((rq_hdr[44] >> 0) & 0x7) == args->sanact);
+ assert(((rq_hdr[44] >> 3) & 0x1) == args->ause);
+ assert(((rq_hdr[44] >> 4) & 0xf) == args->owpass);
+
+ assert(((rq_hdr[45] >> 0) & 0x1) == args->oipbp);
+ assert(((rq_hdr[45] >> 1) & 0x1) == args->nodas);
+
+ ovrpat = (__u32)rq_hdr[51] << 24 | rq_hdr[50] << 16 |
+ rq_hdr[49] << 8 | rq_hdr[48];
+ assert(ovrpat == args->ovrpat);
+
+ test_transport_resp_calc_mic(resp);
+
+ return 0;
+}
+
+static void test_admin_sanitize_nvm(struct nvme_mi_ep *ep)
+{
+ struct nvme_sanitize_nvm_args args = { 0 };
+ nvme_mi_ctrl_t ctrl;
+ int rc;
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+ assert(ctrl);
+
+ test_set_transport_callback(ep, test_admin_sanitize_nvm_cb, &args);
+
+ args.args_size = sizeof(args);
+ args.sanact = 0x7;
+ args.ause = 0x0;
+ args.owpass = 0xf;
+ args.oipbp = 0x0;
+ args.nodas = 0x1;
+ args.ovrpat = ~0x04030201;
+
+ rc = nvme_mi_admin_sanitize_nvm(ctrl, &args);
+ assert(!rc);
+
+ args.sanact = 0x0;
+ args.ause = 0x1;
+ args.owpass = 0x0;
+ args.oipbp = 0x1;
+ args.nodas = 0x0;
+ args.ovrpat = 0x04030201;
+
+ rc = nvme_mi_admin_sanitize_nvm(ctrl, &args);
+ assert(!rc);
+}
+
+/* test that we set the correct offset and size on get_log() calls that
+ * are split into multiple requests */
+struct log_data {
+ int n;
+};
+
+static int test_admin_get_log_split_cb(struct nvme_mi_ep *ep,
+ struct nvme_mi_req *req,
+ struct nvme_mi_resp *resp,
+ void *data)
+{
+ uint32_t log_page_offset_lower;
+ struct log_data *ldata = data;
+ uint32_t len, off;
+ __u8 *rq_hdr;
+
+ assert(req->data_len == 0);
+
+ rq_hdr = (__u8 *)req->hdr;
+
+ assert(rq_hdr[4] == nvme_admin_get_log_page);
+
+ /* from the MI message's DOFST/DLEN fields */
+ off = rq_hdr[31] << 24 | rq_hdr[30] << 16 | rq_hdr[29] << 8 | rq_hdr[28];
+ len = rq_hdr[35] << 24 | rq_hdr[34] << 16 | rq_hdr[33] << 8 | rq_hdr[32];
+
+ /* From the MI message's Command Dword 12 */
+ log_page_offset_lower = rq_hdr[55] << 24 | rq_hdr[54] << 16 | rq_hdr[53] << 8 | rq_hdr[52];
+
+ /* we should have a full-sized start and middle, and a short end */
+ switch (ldata->n) {
+ case 0:
+ assert(log_page_offset_lower == 0);
+ assert(len == 4096);
+ assert(off == 0);
+ break;
+ case 1:
+ assert(log_page_offset_lower == 4096);
+ assert(len == 4096);
+ assert(off == 0);
+ break;
+ case 2:
+ assert(log_page_offset_lower == 8192);
+ assert(len == 4);
+ assert(off == 0);
+ break;
+ default:
+ assert(0);
+ }
+
+ /* ensure we've sized the expected response correctly */
+ assert(resp->data_len == len);
+ memset(resp->data, ldata->n & 0xff, len);
+
+ test_transport_resp_calc_mic(resp);
+
+ ldata->n++;
+
+ return 0;
+}
+
+static void test_admin_get_log_split(struct nvme_mi_ep *ep)
+{
+ struct nvme_get_log_args args = { 0 };
+ unsigned char buf[4096 * 2 + 4];
+ struct log_data ldata;
+ nvme_mi_ctrl_t ctrl;
+ int rc;
+
+ ldata.n = 0;
+ test_set_transport_callback(ep, test_admin_get_log_split_cb, &ldata);
+
+ ctrl = nvme_mi_init_ctrl(ep, 5);
+
+ args.args_size = sizeof(args);
+ args.lid = 1;
+ args.log = buf;
+ args.len = sizeof(buf);
+ args.lpo = 0;
+ args.ot = false;
+
+ rc = nvme_mi_admin_get_log(ctrl, &args);
+
+ assert(!rc);
+
+ /* we should have sent three commands */
+ assert(ldata.n == 3);
+}
+
+#define DEFINE_TEST(name) { #name, test_ ## name }
+struct test {
+ const char *name;
+ void (*fn)(nvme_mi_ep_t);
+} tests[] = {
+ DEFINE_TEST(endpoint_lifetime),
+ DEFINE_TEST(ctrl_lifetime),
+ DEFINE_TEST(read_mi_data),
+ DEFINE_TEST(transport_fail),
+ DEFINE_TEST(transport_describe),
+ DEFINE_TEST(scan_ctrl_list),
+ DEFINE_TEST(invalid_crc),
+ DEFINE_TEST(admin_id),
+ DEFINE_TEST(admin_err_mi_resp),
+ DEFINE_TEST(admin_err_nvme_resp),
+ DEFINE_TEST(admin_invalid_formats),
+ DEFINE_TEST(resp_req),
+ DEFINE_TEST(resp_hdr_small),
+ DEFINE_TEST(resp_invalid_type),
+ DEFINE_TEST(resp_csi),
+ DEFINE_TEST(mi_config_get_mtu),
+ DEFINE_TEST(mi_config_set_freq),
+ DEFINE_TEST(mi_config_set_freq_invalid),
+ DEFINE_TEST(get_features_nodata),
+ DEFINE_TEST(get_features_data),
+ DEFINE_TEST(set_features),
+ DEFINE_TEST(admin_id_alloc_ns_list),
+ DEFINE_TEST(admin_id_active_ns_list),
+ DEFINE_TEST(admin_id_alloc_ns),
+ DEFINE_TEST(admin_id_active_ns),
+ DEFINE_TEST(admin_id_nsid_ctrl_list),
+ DEFINE_TEST(admin_id_secondary_ctrl_list),
+ DEFINE_TEST(admin_ns_mgmt_create),
+ DEFINE_TEST(admin_ns_mgmt_delete),
+ DEFINE_TEST(admin_ns_attach),
+ DEFINE_TEST(admin_ns_detach),
+ DEFINE_TEST(admin_fw_download),
+ DEFINE_TEST(admin_fw_commit),
+ DEFINE_TEST(admin_format_nvm),
+ DEFINE_TEST(admin_sanitize_nvm),
+ DEFINE_TEST(admin_get_log_split),
+};
+
+static void run_test(struct test *test, FILE *logfd, nvme_mi_ep_t ep)
+{
+ printf("Running test %s...", test->name);
+ fflush(stdout);
+ test->fn(ep);
+ /* tests will assert on failure; if we're here, we're OK */
+ printf(" OK\n");
+ test_print_log_buf(logfd);
+}
+
+int main(void)
+{
+ nvme_root_t root;
+ nvme_mi_ep_t ep;
+ unsigned int i;
+ FILE *fd;
+
+ fd = test_setup_log();
+
+ root = nvme_mi_create_root(fd, DEFAULT_LOGLEVEL);
+ assert(root);
+
+ ep = nvme_mi_open_test(root);
+ assert(ep);
+
+ for (i = 0; i < ARRAY_SIZE(tests); i++) {
+ run_test(&tests[i], fd, ep);
+ }
+
+ nvme_mi_close(ep);
+ nvme_mi_free_root(root);
+
+ test_close_log(fd);
+
+ return EXIT_SUCCESS;
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-05-05 01:36:53 +0000